import { Link, useNavigate } from 'react-router-dom'
import { Card, Breadcrumb, Form, Button, Radio, DatePicker, Select,Popconfirm } from 'antd'
import locale from 'antd/es/date-picker/locale/zh_CN'
import { Table, Tag, Space } from 'antd'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'
import img404 from '@/assets/error.png'
import { useChannel } from '@/hooks/useChannel'
import { useEffect, useState } from 'react'
import { delArticleAPI, getArticleListAPI } from '@/apis/article'
import { http } from '@/utils'

const { Option } = Select
const { RangePicker } = DatePicker

const Article = () => {
  const navigate=useNavigate()
    // 准备列数据
  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: cover => {
        return <img src={cover.images[0] || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      render: data => data===1?<Tag color="warning">待审核</Tag>:<Tag color="success">审核通过</Tag>
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate'
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button type="primary" shape="circle" icon={<EditOutlined />} 
            onClick={()=>navigate(`/publish?id=${data.id}`)}
            />
            <Popconfirm
              title="确认删除该条文章吗?"
              onConfirm={() => delArticle(data)}
              okText="确认"
              cancelText="取消"
            >
            <Button
              type="primary"
              danger
              shape="circle"
              icon={<DeleteOutlined />}
            />
            </Popconfirm>
          </Space>
        )
      }
    }
  ]
  // 准备表格body数据
  const data = [
    {
      id: '8218',
      comment_count: 0,
      cover: {
        images: [],
      },
      like_count: 0,
      pubdate: '2019-03-11 09:00:00',
      read_count: 2,
      status: 2,
      title: 'wkwebview离线化加载h5资源解决方案'
    }
  ]
  //准备频道列表数据
  const {channels}=useChannel()
  //获取文章列表
  const [list,setList]=useState([])
  const[count,setCount]=useState(0)

  //1.准备参数
  const[reqData,setReqData]=useState({
    status:'',
    channel_id:'',
    begin_pubdate:'',
    end_pubdate:'',
    page:1,
    per_page:4
  })
  
  useEffect(()=>{
    async function getList(){
      const res=await getArticleListAPI(reqData)
      setList(res.data.results)
      setCount(res.data.total_count)
    }
    getList()
  },[reqData])

  //筛选文章列表
  
  //2.获取筛选数据
  const onFinish=async(formValue)=>{
    console.log(formValue)
    //3.把表单中收集到的数据放到参数中
    setReqData({
      ...reqData,
      channel_id:formValue.channel_id,
      status:formValue.status,
      begin_pubdate:formValue.date[0].format('YYYY-MM-DD'),
      end_pubdate:formValue.date[1].format('YYYY-MM-DD')
    })
  }
  
  //分页功能实现
  const onPageChange=(page)=>{
    console.log(page)
    //根据当前页数修改参数依赖，从而让接口重新调用获取最新数据
    setReqData({
      ...reqData,
      page
    })
  }

  //删除功能
  const delArticle=async(data)=>{
    //console.log(data)
    await delArticleAPI(data.id)
    setReqData({
      ...reqData
    })
  }

  
  return (
    <div>
        {/* 筛选区域结构*/ }
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: '文章列表' },
          ]} />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: '' }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={''}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={2}>审核通过</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              defaultValue="lucy"
              style={{ width: 120 }}
            >
              {channels.map(item=>(<Option item={item.id} value={item.id}>{item.name}</Option>))}
            </Select>
          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
        {/* 表格区域结构*/ }
        <Card title={`根据筛选条件共查询到 ${count} 条结果：`}>
        <Table rowKey="id" columns={columns} dataSource={list} 
        pagination={{
          pageSize:reqData.per_page,
          total:count,
          onChange:onPageChange
        }}
        />
      </Card>
    </div>
  )
}

export default Article